body {
  background-color: #f9f9f9;
}
.w {
  width: 1200px;
  margin: 0 auto;
}
.fl {
  float: left;
}
.fr {
  float: right;
}

/* 顶部 S */
.top {
  height: 91px;
}
.top .logo {
  float: left;
  width: 202px;
  height: 91px;
}
.top .logo img {
  width: 100%;
  height: 100%;
}
.top .phone {
  float: right;
  height: 91px;
  line-height: 91px;
  text-align: center;
  color: #009fe9;
  font-size: 17px;
  font-weight: 700;
}
.top .phone i {
  font-size: 30px;
}
/* 导航栏 */
.nav {
  position: relative;
  width: 100%;
  height: 45px;
  background-color: #009fe9;
}
.nav a {
  display: block;
  margin-right: 5px;
  width: 108px;
  height: 45px;
  line-height: 45px;
  text-align: center;
  font-size: 12px;
  color: #fff;
}

.nav .cur {
  background-color: rgba(0, 0, 0, 0.2);
}
.nav_menu {
  display: flex;
  width: 550px;
  justify-content: space-around;
  align-items: center;
  height: 45px;
  /* background-color: #4caf50; */
  /* border: 1px solid #ccc; */
  color: #fff;
}
.menu_item {
  position: relative;
  flex: 1;
  height: 100%;
  line-height: 45px;
  text-align: center;
  transform-style: preserve-3d;
  transition: all 0.5s;
  /* margin: 0 5px; */
}
.menu_item:hover {
  cursor: pointer;
  transform: rotateX(90deg);
}
.home,
.web_home {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  perspective: 300px;
}
.home {
  z-index: 11;
  transform: translateZ(25px);
}
.web_home {
  background-color: rgba(0, 0, 0, 0.2);
  transform: translateY(25px) rotateX(-90deg);
}
/* 搜索框 */
.nav .search-box {
  position: absolute;
  top: 5px;
  right: 18%;
  transition: translate(-50%, 50%);
  height: 35px;
  background-color: #fff;
  border-radius: 35px;
  overflow: hidden;
}
.search-box:hover > .search-txt {
  width: 240px;
  padding: 0 6px;
}
.nav .search-btn {
  display: flex;
  float: right;
  margin-right: 0;
  color: #000;
  width: 35px;
  height: 35px;
  border-radius: 35px;
  background-color: #fff;
  justify-content: center;
  align-items: center;
}
.nav .search-txt {
  border: none;
  background: none;
  outline: none;
  float: left;
  padding: 0;
  color: #000;
  transition: 0.4s;
  line-height: 35px;
  width: 0;
}
/* banner */
.banner {
  width: 100%;
  height: 314px;
}
.banner img {
  width: 100%;
  height: 100%;
}
.n_w {
  width: 1163px;
  margin: auto;
}
.n_w .search {
  width: 208px;
  height: 25px;
  margin: 43px 0 17px;
  border: 1px solid #d6d6d6;
  background-color: #fff;
}
.n_w .search input {
  float: left;
  width: 179px;
  height: 25px;
  line-height: 25px;
}
.n_w .search button {
  float: right;
  width: 29px;
  height: 25px;
}
.have_chosen {
  height: 38px;
  line-height: 38px;
  color: #000;
  font-size: 12px;
  background-color: #f5f5f5;
  border-top: 2px solid #dfdfdf;
}
.choose .list {
  height: 36px;
  line-height: 36px;
  border-bottom: 1px dashed #ececec;
}
.choose .list span {
  margin-right: 40px;
}
.choose .list .sp_first {
  display: inline-block;
  width: 60px;
  text-align: right;
}
.choose .list .sp_last {
  float: right;
}
.choose .u_list {
  margin: 47px 0;
  overflow: hidden;
}
.choose .u_list li {
  float: left;
  height: 240px;
  margin-bottom: 70px;
  margin-right: 70px;
}
.choose .u_list .pic {
  display: block;
  overflow: hidden;
  width: 315px;
  height: 187px;
}
.choose .u_list .pic img {
  width: 100%;
  height: 100%;
}
.choose .u_list li p {
  font-size: 12px;
  margin-top: 12px;
}
.choose .u_list li .price {
  width: 100%;
  height: 26px;
  margin-top: 10px;
}
.choose .u_list li .price .money {
  float: left;
  color: #009fe9;
  font-size: 14px;
  padding-top: 7px;
}
.choose .u_list li .price .money span {
  font-size: 12px;
}
.choose .u_list li .price .money span:nth-of-type(2) {
  color: #666;
  text-decoration: line-through;
}
.choose .u_list li .price a {
  display: block;
  float: right;
  width: 126px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  background-color: #009fe9;
  color: #fff;
  border-radius: 5px;
}
.page {
  text-align: center;
  margin-bottom: 200px;
}
.page a {
  margin-right: 30px;
}
/* footer ***************************************/
.footer {
  height: 302px;
  background-color: #f3f3f3;
}

.footer .footer_hd {
  height: 56px;
  background-color: #009fe9;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.footer .footer_hd ul li {
  float: left;
  height: 56px;
  line-height: 56px;
  margin-right: 185px;
}
.footer .footer_hd ul li:nth-child(1) {
  margin-left: 20px;
}

.footer .footer_hd ul li:nth-child(4) {
  margin-right: 23px;
}

.footer .footer_hd .iconfont {
  font-size: 22px;
  margin-right: 5px;
  vertical-align: middle;
  font-weight: 400;
}

.footer .footer_hd i {
  font-size: 12px;
  margin-left: 10px;
}
/* footer_bd */

.footer .footer_bd {
  height: 246px;
}

.footer_bd .left h4 {
  width: 346px;
  height: 24px;
  font-weight: 400;
  color: #000;
  line-height: 24px;
  font-size: 12px;
  /* background-color: pink; */
  margin: 35px 0 30px;
}
.footer_bd .left {
  margin-left: 100px;
}
.footer_bd .left_bd dl,
.footer_bd .right dl {
  float: left;
  font-size: 12px;
}

.footer_bd .left_bd dl a,
.footer_bd .right dl a {
  color: #ababab;
}

.footer_bd .left_bd dl:nth-child(1) {
  margin-right: 103px;
}

.footer_bd .left_bd dl:nth-child(2) {
  margin-right: 125px;
}

.footer_bd .left_bd dl dd,
.footer_bd .right dl dd {
  margin-bottom: 10px;
}

/* right */
.footer_bd .right {
  margin-top: 35px;
  margin-right: 160px;
}

.footer_bd .right dl {
  height: 165px;
  padding: 0 47px;
  border-right: 1px solid #ccc;
}

.footer_bd .right dl:nth-child(1) {
  border-left: 1px solid #ccc;
}

.footer_bd .right dt {
  color: #000;
  margin-bottom: 35px;
}
